diff --git a/poetry.lock b/poetry.lock
index d7352752e..09517c4f0 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -142,17 +142,17 @@ pipenv = ["pipenv"]
 
 [[package]]
 name = "flake8"
-version = "3.9.0"
+version = "4.0.0"
 description = "the modular source code checker: pep8 pyflakes and co"
 category = "dev"
 optional = false
-python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+python-versions = ">=3.6"
 
 [package.dependencies]
-importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+importlib-metadata = {version = "<4.3", markers = "python_version < \"3.8\""}
 mccabe = ">=0.6.0,<0.7.0"
-pycodestyle = ">=2.7.0,<2.8.0"
-pyflakes = ">=2.3.0,<2.4.0"
+pycodestyle = ">=2.8.0,<2.9.0"
+pyflakes = ">=2.4.0,<2.5.0"
 
 [[package]]
 name = "h11"
@@ -364,11 +364,11 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
 [[package]]
 name = "pycodestyle"
-version = "2.7.0"
+version = "2.8.0"
 description = "Python style guide checker"
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "pydantic"
@@ -388,7 +388,7 @@ typing_extensions = ["typing-extensions (>=3.7.2)"]
 
 [[package]]
 name = "pyflakes"
-version = "2.3.0"
+version = "2.4.0"
 description = "passive checker of Python programs"
 category = "main"
 optional = false
@@ -511,7 +511,7 @@ socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
 
 [[package]]
 name = "rfc3986"
-version = "1.4.0"
+version = "1.5.0"
 description = "Validating URI References per RFC 3986"
 category = "main"
 optional = false
@@ -753,8 +753,8 @@ dparse = [
     {file = "dparse-0.5.1.tar.gz", hash = "sha256:a1b5f169102e1c894f9a7d5ccf6f9402a836a5d24be80a986c7ce9eaed78f367"},
 ]
 flake8 = [
-    {file = "flake8-3.9.0-py2.py3-none-any.whl", hash = "sha256:12d05ab02614b6aee8df7c36b97d1a3b2372761222b19b58621355e82acddcff"},
-    {file = "flake8-3.9.0.tar.gz", hash = "sha256:78873e372b12b093da7b5e5ed302e8ad9e988b38b063b61ad937f26ca58fc5f0"},
+    {file = "flake8-4.0.0-py2.py3-none-any.whl", hash = "sha256:124554bfd067e04d891258c0208a764b512ca3a94c8a3c06bea56af539dd74db"},
+    {file = "flake8-4.0.0.tar.gz", hash = "sha256:b52d27e627676b015340c3b1c72bc9259a6cacc9341712fb8f01ddfaaa2c651a"},
 ]
 h11 = [
     {file = "h11-0.9.0-py2.py3-none-any.whl", hash = "sha256:4bc6d6a1238b7615b266ada57e0618568066f57dd6fa967d1290ec9309b2f2f1"},
@@ -922,8 +922,8 @@ py = [
     {file = "py-1.10.0.tar.gz", hash = "sha256:21b81bda15b66ef5e1a777a21c4dcd9c20ad3efd0b3f817e7a809035269e1bd3"},
 ]
 pycodestyle = [
-    {file = "pycodestyle-2.7.0-py2.py3-none-any.whl", hash = "sha256:514f76d918fcc0b55c6680472f0a37970994e07bbb80725808c17089be302068"},
-    {file = "pycodestyle-2.7.0.tar.gz", hash = "sha256:c389c1d06bf7904078ca03399a4816f974a1d590090fecea0c63ec26ebaf1cef"},
+    {file = "pycodestyle-2.8.0-py2.py3-none-any.whl", hash = "sha256:720f8b39dde8b293825e7ff02c475f3077124006db4f440dcbc9a20b76548a20"},
+    {file = "pycodestyle-2.8.0.tar.gz", hash = "sha256:eddd5847ef438ea1c7870ca7eb78a9d47ce0cdb4851a5523949f2601d0cbbe7f"},
 ]
 pydantic = [
     {file = "pydantic-1.7.3-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:c59ea046aea25be14dc22d69c97bee629e6d48d2b2ecb724d7fe8806bf5f61cd"},
@@ -950,8 +950,8 @@ pydantic = [
     {file = "pydantic-1.7.3.tar.gz", hash = "sha256:213125b7e9e64713d16d988d10997dabc6a1f73f3991e1ff8e35ebb1409c7dc9"},
 ]
 pyflakes = [
-    {file = "pyflakes-2.3.0-py2.py3-none-any.whl", hash = "sha256:910208209dcea632721cb58363d0f72913d9e8cf64dc6f8ae2e02a3609aba40d"},
-    {file = "pyflakes-2.3.0.tar.gz", hash = "sha256:e59fd8e750e588358f1b8885e5a4751203a0516e0ee6d34811089ac294c8806f"},
+    {file = "pyflakes-2.4.0-py2.py3-none-any.whl", hash = "sha256:3bb3a3f256f4b7968c9c788781e4ff07dce46bdf12339dcda61053375426ee2e"},
+    {file = "pyflakes-2.4.0.tar.gz", hash = "sha256:05a85c2872edf37a4ed30b0cce2f6093e1d0581f8c19d7393122da7e25b2b24c"},
 ]
 pyparsing = [
     {file = "pyparsing-2.4.7-py2.py3-none-any.whl", hash = "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"},
@@ -1041,8 +1041,8 @@ requests = [
     {file = "requests-2.24.0.tar.gz", hash = "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b"},
 ]
 rfc3986 = [
-    {file = "rfc3986-1.4.0-py2.py3-none-any.whl", hash = "sha256:af9147e9aceda37c91a05f4deb128d4b4b49d6b199775fd2d2927768abdc8f50"},
-    {file = "rfc3986-1.4.0.tar.gz", hash = "sha256:112398da31a3344dc25dbf477d8df6cb34f9278a94fee2625d89e4514be8bb9d"},
+    {file = "rfc3986-1.5.0-py2.py3-none-any.whl", hash = "sha256:a86d6e1f5b1dc238b218b012df0aa79409667bb209e58da56d0b94704e712a97"},
+    {file = "rfc3986-1.5.0.tar.gz", hash = "sha256:270aaf10d87d0d4e095063c65bf3ddbc6ee3d0b226328ce21e036f946e421835"},
 ]
 safety = [
     {file = "safety-1.10.3-py2.py3-none-any.whl", hash = "sha256:5f802ad5df5614f9622d8d71fedec2757099705c2356f862847c58c6dfe13e84"},